<div class="box-item layui-form-item adminj-sort-item" id="select2">
    <div class="form-group row">
        <label class="col-sm-1 col-form-label layui-form-label">下拉多选</label>
        <div class="col-sm-3">
            <select name="" lay-ignore class="select2 form-control" multiple="multiple" data-placeholder="" data-dropdown-css-class="select2-purple">
                <option value="0" selected="">选择</option>
                <option value="1">选项1</option>
            </select>
        </div>
        <div class="hr-line-dashed"></div>
    </div>
</div>